A CAN DO A PIECE OF WORK IN 5 DAYS ,B CAN DO SAME WORK IN 10 DAYS IN HOW MANY DAYS BOTH OF THEM CAN DO SAME WORK?

Answers (1)

Rate of work done by A=1/5
rate of work done by B=1/10
combined rate of work=1/5+1/10=3/10
so time taken to complete the work by A and B together=10/3 day

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